CB T38-1999 Three Roller Chock

Key Features

• Three-roller configuration ensures smooth rope movement in various directions

• Reduces friction and abrasion on mooring lines, extending service life

• Heavy-duty construction suitable for harsh marine environments

• Corrosion-resistant materials (typically cast steel or cast iron)

• Applicable for both synthetic ropes and wire ropes

Standard Compliance

• Manufactured in accordance with CB/T 38-1999, a Chinese marine industry standard

Typical Technical Parameters

• Nominal Size: Based on roller diameter (e.g., 150 mm, 200 mm, 250 mm, etc.)

• Material: Cast steel (ZG230-450) or equivalent

• Surface Treatment: Anti-corrosion coating or galvanization

• Load Capacity: Designed to withstand high mooring loads (specific values depend on size)

• Mounting Type: Deck-mounted, welded or bolted

Applications

• Ship decks (cargo ships, tankers, bulk carriers)

• Offshore platforms

• Port and dock facilities

Function

The three roller chock guides mooring lines safely through a fixed lead, allowing angular adjustment while minimizing stress concentration and mechanical damage to the rope.